Revision as of 22:43, 17 November 2011 by Jli10(talk | contribs)(Created page with "If <math> m </math> men can do a job in <math> d </math> days, then <math> m+r </math> men can do the job in: <math> \textbf{(A)}\ d+r \text{ days}\qquad\textbf{(B)}\ d-r\text{ d...")